Company
|
Country
|
Telephony
|
3-Ltr
|
|
U S ARMY
PARACHUTE TEAM
|
UNITED
STATES
|
GOLDEN
KNIGHTS
|
GKA
|
|
U S
CHECK AIRLINES (COLUMBUS, OH)
|
UNITED
STATES
|
STAR
CHECK
|
USC
|
|
U S
EXPRESS (PLYMOUTH, MA)
|
UNITED
STATES
|
AIR
EXPRESS
|
USX
|
|
U S JET,
INC. (WASHINGTON, DC)
|
UNITED
STATES
|
USJET
|
USJ
|
|
U S
MARSHALS SERVICE, U.S. DEPARTMENT OF JUSTICE (WASHINGTON, DC)
|
UNITED
STATES
|
MARSHALAIR
|
MSH
|
|
U.S. AIR
FORCE 100TH AIR REFUELING WING, RAF MILDENHALL
|
UNITED
STATES
|
QUID
|
QID
|
|
U.S.
DEPARTMENT OF THE INTERIOR, OFFICE OF AIRCRAFT SERVICES, (BOISE, ID)
|
UNITED
STATES
|
INTERIOR
|
DOI
|
|
U.S.
HELICOPTER CORP. (STRATFORD, CT)
|
UNITED
STATES
|
US-HELI
|
USH
|
|
UAS/AEF
BENSON
|
UNITED
KINGDOM
|
-
|
UAO
|
|
UAS/AEF
BOSCOMBE DOWN
|
UNITED
KINGDOM
|
-
|
UAU
|
|
UAS/AEF
CHURCH FENTON
|
UNITED
KINGDOM
|
-
|
UAX
|
|
UAS/AEF
COLERNE
|
UNITED
KINGDOM
|
-
|
UAD
|
|
UAS/AEF
COSFORD
|
UNITED
KINGDOM
|
-
|
UAY
|
|
UAS/AEF
GLASGOW
|
UNITED
KINGDOM
|
-
|
UAJ
|
|
UAS/AEF
LEEMING
|
UNITED
KINGDOM
|
-
|
UAQ
|
|
UAS/AEF
LEUCHARS
|
UNITED
KINGDOM
|
-
|
UAA
|
|
UAS/AEF
NEWTON
|
UNITED
KINGDOM
|
-
|
UAH
|
|
UAS/AEF
ST ATHAN
|
UNITED
KINGDOM
|
-
|
UAW
|
|
UAS/AEF
WOODVALE
|
UNITED
KINGDOM
|
-
|
UAM
|
|
UAS/AEF
WYTON
|
UNITED
KINGDOM
|
-
|
UAV
|
|
UES-AVIA
AIRCOMPANY LTD
|
UKRAINE
|
AVIASYSTEM
|
UES
|
|
UFS,
INC. (ST.LOUIS, MO)
|
UNITED
STATES
|
FEEDER
FLIGHT
|
UFS
|
|
UGANDA
AIR CARGO
|
UGANDA
|
UGANDA
CARGO
|
UCC
|
|
UGANDA
AIRLINES CORPORATION
|
UGANDA
|
UGANDA
|
UGA
|
|
UGANDA
ROYAL AIRWAYS
|
UGANDA
|
UGANDA
ROYAL
|
RAU
|
|
UK HEMS
|
UNITED
KINGDOM
|
HELIMED
|
HLE
|
|
UK HOME
OFFICE
|
UNITED
KINGDOM
|
POLICE
|
UKP
|
|
UK
PIPELINE INSPECTION
|
UNITED
KINGDOM
|
PIPELINE
|
...
|
|
UK
POWERLINE INSPECTION
|
UNITED
KINGDOM
|
POWERLINE
|
...
|
|
UK ROYAL
POSITIONING FLIGHTS (IN MILITARY AIRCRAFT)
|
UNITED
KINGDOM
|
KITTY
|
RRF
|
|
UK
ROYAL/HRH DUKE OF YORK
|
UNITED
KINGDOM
|
LEOPARD
|
LPD
|
|
UK
ROYAL/VIP FLIGHTS (IN CIVIL CHARTERED AIRCRAFT)
|
UNITED
KINGDOM
|
SPARROWHAWK
|
KRH
|
|
UK
ROYAL/VIP FLIGHTS (IN MILITARY AIRCRAFT)
|
UNITED
KINGDOM
|
KITTYHAWK
|
KRF
|
|
UK
ROYAL/VIP HELICOPTER FLIGHTS
|
UNITED
KINGDOM
|
RAINBOW
|
TQF
|
|
UKRAINE
AIR ENTERPRISE
|
UKRAINE
|
ENTERPRISE
UKRAINE
|
UKN
|
|
UKRAINE
AIRALLIANCE
|
UKRAINE
|
UKRAINE
ALLIANCE
|
UKL
|
|
UKRAINE
CARGO AIRWAYS
|
UKRAINE
|
CARGOTRANS
|
UKS
|
|
UKRAINE
INTERNATIONAL AIRLINES
|
UKRAINE
|
UKRAINE
INTERNATIONAL
|
AUI
|
|
UKRAINE
MEDITERRANEAN AIRLINES LTD
|
UKRAINE
|
UKRAINE
MEDITERRANEE
|
UKM
|
|
UKRAINE
TRANSAVIA
|
UKRAINE
|
KIROVTRANS
|
TRB
|
|
UKRAINIAN
HELICOPTERS, CJS COMPANY
|
UKRAINE
|
UKRAINE
COPTERS
|
UHL
|
|
UKRAINIAN
PILOT SCHOOL
|
UKRAINE
|
PILOT
SCHOOL
|
UPL
|
|
ULSTER
FLYING CLUB (1961)
|
UNITED
KINGDOM
|
SCRABO
|
...
|
|
ULTRAIR,
INC. (SMYRNA, TN)
|
UNITED
STATES
|
ULTRAIR
|
ULT
|
|
ULYANOVSK
HIGHER CIVIL AVIATION SCHOOL
|
RUSSIAN
FEDERATION
|
PILOT
AIR
|
UHS
|
|
UNI-FLY
A/S
|
DENMARK
|
UNICOPTER
|
UNC
|
|
UNIFLY
SERVIZI AEREI SRL
|
ITALY
|
UNIEURO
|
UNU
|
|
UNIJET
|
FRANCE
|
LEADAIR
|
LEA
|
|
UNION
AFRICAINE DES TRANSPORTS
|
COTE
D'IVOIRE
|
UNAIR
|
UAI
|
|
UNION DE
TRANSPORTES AEREO DE GUINEA ECUATORIAL (UTAGE)
|
EQUATORIAL
GUINEA
|
UTAGE
|
UTG
|
|
UNION
DES TRANSPORTS AFRICAINS DE GUINEE
|
GUINEA
|
TRANSPORT
AFRICAIN
|
GIH
|
|
UNION
FLIGHTS (SACRAMENTO, CA)
|
UNITED
STATES
|
UNION
FLIGHTS
|
UNF
|
|
UNITED
AIR CHARTERS
|
ZIMBABWE
|
UNITAIR
|
UAC
|
|
UNITED
AIR LINES INC.
|
UNITED
STATES
|
UNITED
|
UAL
|
|
UNITED
ARAB EMIRATES AIR FORCE
|
UNITED
ARAB EMIRATES
|
UNIFORCE
|
UAF
|
|
UNITED
ARABIAN AIRLINES
|
SUDAN
|
UNITED
ARABIAN
|
UAB
|
|
UNITED
AVIATION
|
KUWAIT
|
UNITED
AVIATION
|
UVN
|
|
UNITED
AVIATION SERVICES, S.A.
|
SPAIN
|
UNISERVE
|
SAU
|
|
UNITED
BISCUIT CO. LTD.
|
UNITED
KINGDOM
|
YOOBEE
|
...
|
|
UNITED
CARRIERS SYSTEMS, INC. (GAHANNA, OH)
|
UNITED
STATES
|
UNITED
CARRIERS
|
UCS
|
|
UNITED
EAGLE AIRLINES CO., LTD
|
CHINA
|
UNITED
EAGLE
|
UEA
|
|
UNITED
EXECUTIVE JET, INC. D/B/A JETCORP (CHESTERFIELD, MO)
|
UNITED
STATES
|
JETCORP
|
UEJ
|
|
UNITED
PARCEL SERVICE COMPANY, (LOUISVILLE, KY)
|
UNITED
STATES
|
UPS
|
UPS
|
|
UNITED
STATES COAST GUARD AUXILIARY (WASHINGTON, DC)
|
UNITED
STATES
|
COASTGUARD
AUXAIR
|
CGX
|
|
UNITED
STATES DEPARTMENT OF JUSTICE PRISONER AND ALIEN TRANSPORTATION SERVICE
(JPATS) (EL PASO, TX)
|
UNITED
STATES
|
JUSTICE
|
DOJ
|
|
UNITEMP-M,
LIMITED LIABILITY INDUSTRIAL COMPANY
|
RUSSIAN
FEDERATION
|
TOPAZ
|
UMS
|
|
UNIVERSAL
AIRLINES INC.
|
GUYANA
|
GUYANA
JET
|
UVG
|
|
UNIVERSAL
AIRLINES, INC. (BELLEVILLE, MI)
|
UNITED
STATES
|
PACIFIC
NORTHERN
|
PNA
|
|
UNIVERSAL
AIRLINES, INC. (DETROIT, MI)
|
UNITED
STATES
|
AIRGO
|
WEC
|
|
UNIVERSAL
AIRWAYS, INC.
|
UNITED
STATES
|
UNIVERSAL
|
UVA
|
|
UNIVERSAL
AVIA
|
UKRAINE
|
KHARKIV
UNIVERSAL
|
HBU
|
|
UNIVERSAL
JET AVIATION, INC. (BOCA RATON, FL)
|
UNITED
STATES
|
UNI-JET
|
UJT
|
|
UNIVERSAL
JET RENTAL DE MEXICO, S.A. DE C.V.
|
MEXICO
|
UNIVERSAL
JET
|
UJR
|
|
UNIVERSAL
JET S.L.
|
SPAIN
|
PROJET
|
UNJ
|
|
UNIVERSAL-AVIA,
OPEN JOINT-STOCK COMPANY
|
UKRAINE
|
UNIVERSAL-AVIA
|
UAZ
|
|
UNIVERSITY
OF NORTH DAKOTA (GRAND FORKS, ND)
|
UNITED
STATES
|
SIOUX
|
NDU
|
|
UNSPED
PAKET SERVISI INC.
|
TURKEY
|
UNSPED
|
UNS
|
|
URAIAVIA
|
RUSSIAN
FEDERATION
|
URAI
|
URV
|
|
URAL
AIRLINES
|
RUSSIAN
FEDERATION
|
SVERDLOVSK
AIR
|
SVR
|
|
URARTU-AIR
|
ARMENIA
|
+
|
UTU
|
|
URGEMER
CANARIAS, S.L.
|
SPAIN
|
URGEMER
|
UGC
|
|
US
AIRWAYS (PITTSBURGH, PA)
|
UNITED
STATES
|
U S AIR
|
USA
|
|
USA 3000
AIRLINES (NEWTOWN SQUARE, PA)
|
UNITED
STATES
|
GETAWAY
|
GWY
|
|
USA JET
AIRLINES, INC. (BELLEVILLE, MI)
|
UNITED
STATES
|
JET USA
|
JUS
|
|
USAF AIR
MOBILITY OPERATIONS CONTROL CENTER
|
UNITED
STATES
|
-
|
DOD
|
|
USAFRICA
AIRWAYS, INC. (RESTON, VA)
|
UNITED
STATES
|
AFRICA
EXPRESS
|
USF
|
|
USAIRPORTS
AIR CHARTER, INC. (ROCHESTER, NY)
|
UNITED
STATES
|
US
CHARTER
|
UCH
|
|
UTAIR
AVIATION
|
RUSSIAN
FEDERATION
|
UTAIR
|
UTA
|
|
UTAIR
SOUTH AFRICA (PTY) LTD
|
SOUTH
AFRICA
|
AIRUT
|
UTR
|
|
UVAVEMEX,
S.A. DE C.V.
|
MEXICO
|
UVAVEMEX
|
UVM
|
|
UZBEKISTAN
HAVO JULLARY - UZBEKISTAN AIRWAYS
|
UZBEKISTAN
|
UZBEK
|
UZB
|